Home / 145,077,453.22-217,644,900.30-41,447,540.79

Finding the Fourth Proportional to 145,077,453.22, 217,644,900.30 and 41,447,540.79

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Solution

The fourth proportional to 145,077,453.22, 217,644,900.30 and 41,447,540.79 is: 62,179,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,077,453.22 : 217,644,900.30 = 41,447,540.79 : x
  2. Step 2: Convert to fraction form
    145,077,453.22/217,644,900.30 = 41,447,540.79/x
  3. Step 3: Cross multiply
    145,077,453.22x = 217,644,900.30 × 41,447,540.79
  4. Step 4: Simplify right side
    145,077,453.22x = 9,020,845,882,919,734
  5. Step 5: Solve for x
    x = 9,020,845,882,919,734/145,077,453.22
  6. Step 6: Final answer
    x = 62,179,516.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.